Workers like doctors and nurses are very important. They help people to stay healthy, and they care for people who are sick. Some doctors called surgeons do difficult operations.
Nurses work with doctors. They give medication, and care for sick people and their families. In some schools, there's a nurse to help children who are sick or who have an accident .
Surgeons at work, Russia
The people who bring babies into the world are called midwives. They also help the baby, mother and father to be well, in hospital or at home
Every year, about 130 million babies are born around the world. That's about 250 babies every minute of every day!
In many countries, the government helps to care for people. It gives money to workers like doctors and nurses. Sometimes, when there isn't enough money, volunteers give their help. Anyone can do voluntary work. Volunteers can be young or old! Many volunteers work with charities that help people all around the world.
Voluntary Work
Every year in Russia, about 7 million people do voluntary work.
Around the world, more than one billion people don't have enough food. Without food and water, people can die after only four weeks.
Helping Hungry People
Many people work to help others who don't have enough food. Some charities give people seeds, so that they can grow food. Some charities help farmers.
Now scientists are even making seeds that can grow with little water.
In some countries, scientists have learned to make rain! They put special chemicals into very cold clouds.
This chart shows how fresh water is used by people around the world.
In places where there isn't enough water, volunteers sometimes work with local people to build wells to provide water for families. They also help to keep water in wells as clean as possible.
Most of Earth's water is salt water in the oceans or frozen into ice. Only about 1% can be used by people for drinking, cooking, washing, farming, and industry.
In poor countries, people have no clean water. Every day, they have to use dirty water for cooking, drinking, and washing.
More than one billion people don't have clean water to drink!
Cleaning water, Russia
Some people have to travel a long way to collect water.
In some countries, charities give people Life Straws.
Life Straws make dirty water clean and safe to drink.
Help for Refugees
People become refugees when they have to leave their home in an emergency or when their home is lost. There are millions of refugees in the world. Most refugees have often lost everything - their home, their job, and their school. They often live in refugee camps - special places where refugees can live and be safe.
A refugee camp, Pakistan
Refugees need food, water, and somewhere to live. They also need to see a doctor if they are sick. Sometimes a country's government cares for refugees.
International organizations like the United Nations usually help, too. Some charities help to build refugee camps, and to give refugees food and clothes. Other charities help people who are hurt or sick. Charities also help refugees to go back to their home when it's safe.
These vet is caring for a snow leopard in a zoo.
Animal Charities
There are lots of animal charities. Some charities are small, and they help local animals. Other charities are large international organizations that help animals all around the world.
Animal Rescue
Some people rescue wild animals. Volunteers rescue animals that are hurt after disasters like oil spills. Birds and fish that are covered in oil will die if people don't clean them.
People damage Earth with pollution that comes from vehicles like cars and planes, and from electricity used at home and in industry. To make electricity, people burn fossil fuels, like coal and oil. This makes too many gases like carbon dioxide, and they make Earth too warm. People use a lot of land to build towns and cities. They cut down millions of trees to clear land. All these things can damage the environment.
Protecting the Environment
Governments, charities, and individuals are working to find ways to protect the environment. Environmental campaigners teach people about problem like pollution. They talk to governments and news reporter. They tell people about ways to stop pollution.
Many volunteers help to protect the environment after a disaster. For example, they clean beaches after an oil spill, or they plant new trees after a fire.
Cleaning after an oil spill, South Korea
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